Crystal Yu is a Hong Kong-British television, film and stage actress. She played Lily Chao on the British BBC medical drama Casualty from 2013 to 2017. Yu, born in Hong Kong, came to London at the age of 11 when she was offered a place at the Elmhurst School of Dance and Performing Arts (formerly known as Elmhurst Ballet School). As well as acting in theatre, films and TV, she gives up her spare time to work closely with The Royal Academy of Dance and The Jack Petchey Foundation, bringing dance programmes to secondary schools, Special Educational Needs schools and Pupil Referral Units. Yu is fluent in Cantonese, Mandarin and English. In 2016, Yu was nominated for the Female Actress of the Year honour at the BEAM Awards, an organisation that celebrates minority talent, for her role as Dr. Lily Chao. After four years in Casualty, Yu left the role and her final episode was broadcast on 4 November 2017. In 2022, she appeared in episodes of Doctor Who and Neil Gaiman's The Sandman. The following year, she appeared as Ms. Cheng in another Gaiman project, Good Omens. Crystal Yu(1988년생, Hong Kong, China) 는 배우로, 대표작으로 Sunrise, Doctor Who: Legend of the Sea Devils가 있으며, 그 외에도 아바타: 아앙의 전설, 샌드맨, 캐주얼티, 멋진 징조들, Sister Boniface Mysteries, Silverpoint, 상하이, 소울 메이트, 로열 크리스마스: 오 마이 베이비, Spirit Warriors, 데우스, The One Note Man 등 다양한 작품에 출연했다. (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2026년 Rock Springs 제작에 참여했다. 2024년 아바타: 아앙의 전설에서 Lady Beifong 역을 맡았다. 2024년 Sunrise에서 Yan Loi 역을 맡았다.